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Prothena Corp Public (PRTA) Shares Outstanding (Diluted Average) (2019 - 2025)

Historic Shares Outstanding (Diluted Average) for Prothena Corp Public (PRTA) over the last 10 years, with Q3 2025 value amounting to $53.8 million.

  • Prothena Corp Public's Shares Outstanding (Diluted Average) rose 7.44% to $53.8 million in Q3 2025 from the same period last year, while for Sep 2025 it was $53.8 million, marking a year-over-year increase of 7.44%. This contributed to the annual value of $53.8 million for FY2024, which is 104.48% up from last year.
  • Prothena Corp Public's Shares Outstanding (Diluted Average) amounted to $53.8 million in Q3 2025, which was up 7.44% from $53.8 million recorded in Q2 2025.
  • In the past 5 years, Prothena Corp Public's Shares Outstanding (Diluted Average) ranged from a high of $58.0 million in Q3 2023 and a low of $40.2 million during Q1 2021
  • In the last 5 years, Prothena Corp Public's Shares Outstanding (Diluted Average) had a median value of $53.1 million in 2023 and averaged $51.0 million.
  • As far as peak fluctuations go, Prothena Corp Public's Shares Outstanding (Diluted Average) skyrocketed by 2827.87% in 2021, and later tumbled by 823.94% in 2022.
  • Over the past 5 years, Prothena Corp Public's Shares Outstanding (Diluted Average) (Quarter) stood at $48.5 million in 2021, then dropped by 2.26% to $47.4 million in 2022, then increased by 12.34% to $53.2 million in 2023, then grew by 1.04% to $53.8 million in 2024, then increased by 0.11% to $53.8 million in 2025.
  • Its Shares Outstanding (Diluted Average) stands at $53.8 million for Q3 2025, versus $53.8 million for Q2 2025 and $53.8 million for Q1 2025.